diff --git a/.vscode/settings.json b/.vscode/settings.json
index d8e64b4b..92af6b14 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -6,13 +6,13 @@
         "**/CVS": true,
         "**/.DS_Store": true,
         "**/logs/*.txt": true,
-        "**/session/sess**":true,
+        "**/session/sess*":true,
         "**/che_close": true,
         
     },
     "search.exclude": {
         "**/che_close": true,
-        "e_lib":true,
+        "e_lib/*":true,
        
       },
 }
\ No newline at end of file
diff --git a/che_close/d_setting/_common.php b/che_close/d_setting/_common.php
index 57949e8d..2b789212 100644
--- a/che_close/d_setting/_common.php
+++ b/che_close/d_setting/_common.php
@@ -2,8 +2,8 @@
 if(!defined('ROOT')){
     define('ROOT', '../..');
 }
-require_once(ROOT.'/f_config/config.php');
-require_once(ROOT.W.F_CONFIG.W.APP.PHP);
-require_once(ROOT.W.F_FUNC.W.FUNC.PHP);
+require(ROOT.'/f_config/config.php');
+require(ROOT.W.F_CONFIG.W.APP.PHP);
+require(ROOT.W.F_FUNC.W.FUNC.PHP);
 
 CustomHeader();
diff --git a/che_close/join.php b/che_close/join.php
index f6462cbc..c6980bcc 100644
--- a/che_close/join.php
+++ b/che_close/join.php
@@ -1,7 +1,7 @@
 <?php
 include "lib.php";
 include "func.php";
-require_once("new_lib.php")
+require("new_lib.php");
 
 $id = $_POST[id];
 $pw = $_POST[pw];
diff --git a/che_close/new_lib.php b/che_close/new_lib.php
index ee0ba8dc..8adb3031 100644
--- a/che_close/new_lib.php
+++ b/che_close/new_lib.php
@@ -1,6 +1,6 @@
 <?php
 //임시 땜빵 리팩터링.
-require_once "lib.php";
+//require("lib.php");
 
 function dbConnRoot() {
     global $connect, $HTTP_COOKIE_VARS;
diff --git a/d_setting/_common.php b/d_setting/_common.php
index 25378505..d9e9ed06 100644
--- a/d_setting/_common.php
+++ b/d_setting/_common.php
@@ -2,8 +2,8 @@
 if(!defined('ROOT')){
     define('ROOT', '..');
 }
-require_once(ROOT.'/f_config/config.php');
-require_once(ROOT.W.F_CONFIG.W.APP.PHP);
-require_once(ROOT.W.F_FUNC.W.FUNC.PHP);
+require(ROOT.'/f_config/config.php');
+require(ROOT.W.F_CONFIG.W.APP.PHP);
+require(ROOT.W.F_FUNC.W.FUNC.PHP);
 
 CustomHeader();
diff --git a/e_lib/includes.php b/e_lib/includes.php
index b34f78a2..b3030241 100644
--- a/e_lib/includes.php
+++ b/e_lib/includes.php
@@ -1,4 +1,4 @@
 <?php
-require_once __DIR__.'plates/plates.php'
-require_once __DIR__.'meekrodb.2.3.class.php'
+include(__DIR__.'/plates.php');
+include(__DIR__.'/meekrodb.2.3.class.php');
 ?>
\ No newline at end of file
diff --git a/e_lib/plates.php b/e_lib/plates.php
new file mode 100644
index 00000000..bd1f1534
--- /dev/null
+++ b/e_lib/plates.php
@@ -0,0 +1,14 @@
+<?php
+
+include(__DIR__.'/plates/Engine.php');
+include(__DIR__.'/plates/Extension/ExtensionInterface.php');
+include(__DIR__.'/plates/Template/Data.php');
+include(__DIR__.'/plates/Template/Directory.php');
+include(__DIR__.'/plates/Template/FileExtension.php');
+include(__DIR__.'/plates/Template/Folders.php');
+include(__DIR__.'/plates/Template/Func.php');
+include(__DIR__.'/plates/Template/Functions.php');
+include(__DIR__.'/plates/Template/Name.php');
+include(__DIR__.'/plates/Template/Template.php');
+
+?>
\ No newline at end of file
diff --git a/e_lib/plates/plates.php b/e_lib/plates/plates.php
deleted file mode 100644
index 181037cd..00000000
--- a/e_lib/plates/plates.php
+++ /dev/null
@@ -1,14 +0,0 @@
-<?php
-
-require_once __DIR__.'Engine.php';
-require_once __DIR__.'Extension/ExtensionInterface.php';
-require_once __DIR__.'Template/Data.php';
-require_once __DIR__.'Template/Directory.php';
-require_once __DIR__.'Template/FileExtension.php';
-require_once __DIR__.'Template/Folders.php';
-require_once __DIR__.'Template/Func.php';
-require_once __DIR__.'Template/Functions.php';
-require_once __DIR__.'Template/Name.php';
-require_once __DIR__.'Template/Template.php';
-
-?>
\ No newline at end of file
diff --git a/f_config/DB.php b/f_config/DB.php
index 58d04ce8..706dbe68 100644
--- a/f_config/DB.php
+++ b/f_config/DB.php
@@ -1,7 +1,7 @@
 <?php
-require_once('_common.php');
-require_once(ROOT.W.F_FUNC.W.'class._DB.php');
-require_once(ROOT.W.F_CONFIG.W.SETTING.PHP);
+require('_common.php');
+require(ROOT.W.F_FUNC.W.'class._DB.php');
+require(ROOT.W.F_CONFIG.W.SETTING.PHP);
 
 if($SETTING->IsExist()) {
     $DB = new _DB($SETTING->DBHost(), $SETTING->DBId(), $SETTING->DBPw(), $SETTING->DBName());
diff --git a/f_config/_common.php b/f_config/_common.php
index b25b4786..7b86fa95 100644
--- a/f_config/_common.php
+++ b/f_config/_common.php
@@ -2,9 +2,9 @@
 if(!defined('ROOT')){
     define('ROOT', '..');
 }
-require_once(ROOT.'/f_config/config.php');
-require_once(ROOT.W.F_CONFIG.W.APP.PHP);
-require_once(ROOT.W.F_FUNC.W.FUNC.PHP);
+require(ROOT.'/f_config/config.php');
+require(ROOT.W.F_CONFIG.W.APP.PHP);
+require(ROOT.W.F_FUNC.W.FUNC.PHP);
 
 CustomHeader();
 
diff --git a/i_entrance/adminPost.php b/i_entrance/adminPost.php
index 2c7e7a60..b0249781 100644
--- a/i_entrance/adminPost.php
+++ b/i_entrance/adminPost.php
@@ -11,17 +11,8 @@ require_once(ROOT.W.F_FUNC.W.'class._JSON.php');
 require_once(ROOT.W.F_CONFIG.W.DB.PHP);
 require_once(ROOT.W.F_CONFIG.W.SESSION.PHP);
 
-function getPost($str){
-    if(!isset($_POST[$str])){
-        return '';
-    }
-    $temp = $_POST[$str];
-    $temp=str_replace("　","",$temp);
-    $temp=str_replace("\n","",$temp);
-    $temp=strip_tags($temp);
-    $temp=str_replace("&nbsp;","",$temp);
-    $temp=str_replace(" ","",$temp);
-    return $temp;
+function escapeIPv4($ip){
+    return str_replace('.', '\\.', $ip);
 }
 
 $action = util::array_get($_POST['action'], '');
diff --git a/i_entrance/template/.htaccess b/i_entrance/template/.htaccess
new file mode 100644
index 00000000..698196ae
--- /dev/null
+++ b/i_entrance/template/.htaccess
@@ -0,0 +1 @@
+Deny from  all
\ No newline at end of file
diff --git a/i_entrance/template/block_htaccess.php b/i_entrance/template/block_htaccess.php
new file mode 100644
index 00000000..2d485c81
--- /dev/null
+++ b/i_entrance/template/block_htaccess.php
@@ -0,0 +1,2 @@
+Deny from  all
+Allow from 192.168.0.40
\ No newline at end of file
diff --git a/phpinfo.php b/phpinfo.php
new file mode 100644
index 00000000..bfd863b0
--- /dev/null
+++ b/phpinfo.php
@@ -0,0 +1,2 @@
+<?php
+phpinfo();
\ No newline at end of file